The research team led by Professor Wang Cheng from the Department of Electrical Engineering (EE) at City University of Hong Kong (CityUHK) has made a groundbreaking discovery in the field of analog electronic signal processing and computation. They have developed a state-of-the-art microwave photonic chip that outperforms traditional electronic processors in terms of speed and
Physics
In today’s world, the ability to solve complex problems efficiently is more important than ever. Traditional computers often face challenges when dealing with large sets of interacting variables, resulting in inefficiencies like the von Neumann bottleneck. To address this issue, a new approach known as collective state computing has emerged, focusing on solving optimization problems
The realm of quantum gravity has long been a mystery that has puzzled scientists and physicists alike. The elusive forces that govern the universe at a microscopic level have always been shrouded in uncertainty. From the time of Isaac Newton to the era of Albert Einstein, the concept of quantum gravity has remained a conundrum
Antimatter research at CERN’s Antimatter Factory has been making significant strides in studying antihydrogen atoms. One of the key experiments, AEgIS, is focused on testing whether antimatter and matter fall to Earth in the same way with high precision. In a recent publication in Physical Review Letters, the AEgIS collaboration announced a breakthrough that not
An innovative new method for the comprehensive characterization of semiconductors has been developed by a physicist at HZB. The “Constant Light-Induced Magneto-Transport (CLIMAT)” method is a groundbreaking technique that allows for the simultaneous recording of 14 different parameters of transport properties of both negative and positive charge carriers in a single measurement. Traditionally, the parameters
Electronics have traditionally been based on the movement of electrical charges, with currents flowing and signals transmitted through the application of electrical voltage. However, a new field known as spintronics has emerged, which focuses on manipulating electronic currents and signals by utilizing the intrinsic magnetic moment of electrons. This field has gained significant attention in
Theoretical physicist Farokh Mivehvar delves deep into the realm of quantum physics, specifically focusing on the interaction of two sets of atoms emitting light within a quantum cavity. This unique optical device comprises of high-quality mirrors facing each other, creating a confined space where light can linger for extended periods. The implications of Mivehvar’s work
University of Pennsylvania engineers have introduced an innovative chip that harnesses light waves to perform complex mathematical calculations crucial for training artificial intelligence (AI) systems. This silicon-photonic (SiPh) chip has the potential to significantly enhance computer processing speed while simultaneously reducing energy consumption. The research team, led by Professor Nader Engheta and Associate Professor Firooz
The enigmatic interior of black holes has puzzled scientists for decades. First conceptualized by German physicist Karl Schwarzschild in 1916, the singularity at the center of a black hole presented a staggering challenge to the foundations of physics. The singularity, a point where space and time cease to exist, was believed to suspend all known
In the rapidly evolving field of microscopy, great strides have been made in recent years, both in terms of hardware and algorithms. These advancements have greatly enhanced our ability to explore the intricate wonders of the microscopic world. However, the development of three-dimensional structured illumination microscopy (3DSIM) has faced challenges related to the speed and
Quantum mechanics has long been a fascinating and mysterious field, but its practical applications have been limited due to the need for extremely low temperatures. However, a groundbreaking study led by Tobias J. Kippenberg and Nils Johan Engelsen at EPFL has redefined the boundaries of what’s possible. By blending quantum physics and mechanical engineering, the
The field of quantum electronics is continuously evolving, and it is expected to differ significantly from conventional electronics. While conventional electronics store memory as binary digits, future quantum electronics will utilize qubits. Qubits have the ability to take multiple forms, such as entrapped electrons in nanostructures referred to as quantum dots. However, the transmission of
In a world driven by artificial intelligence and advanced technologies, the speed and efficiency at which computers process images and identify objects are of significant importance. Traditional methods often require substantial computing power and energy, resulting in slow processing times. However, a group of electrical engineering researchers at Penn State University has developed a groundbreaking
In the field of semiconducting materials, defects have proven to be a valuable asset for quantum sensors. These defects, which are essentially jostled arrangements of atoms, can sometimes contain electrons with a spin that can store and process information. This spin degree of freedom has the potential to be harnessed for a wide range of
In the realm of quantum physics, scientists and engineers have long been striving to develop reliable quantum communication systems that can serve as a testbed for evaluating and advancing communication protocols. Recently, a team of researchers from the University of Chicago introduced a pioneering quantum communication testbed with remote superconducting nodes. Their groundbreaking work, published
